<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>0034-7744</journal-id>
<journal-title><![CDATA[Revista de Biología Tropical]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. biol. trop]]></abbrev-journal-title>
<issn>0034-7744</issn>
<publisher>
<publisher-name><![CDATA[Universidad de Costa Rica]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0034-77442018000301182</article-id>
<article-id pub-id-type="doi">10.15517/rbt.v66i3.30856</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Recurso polinífero utilizado por Apis mellifera (Himenoptera: Apidae) en un área de bosque subtropical del noroeste de Argentina]]></article-title>
<article-title xml:lang="en"><![CDATA[Pollen loads used by Apis mellifera (Himenoptera: Apidae) in an area of subtropical forest in Northwestern Argentina]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Méndez]]></surname>
<given-names><![CDATA[Magalí Verónica]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Sánchez]]></surname>
<given-names><![CDATA[Ana Carina]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Flores]]></surname>
<given-names><![CDATA[Fabio Fernando]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Lupo]]></surname>
<given-names><![CDATA[Liliana Concepción]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Nacional de Jujuy  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Argentina</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,UNJu  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Argentina</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>09</month>
<year>2018</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>09</month>
<year>2018</year>
</pub-date>
<volume>66</volume>
<numero>3</numero>
<fpage>1182</fpage>
<lpage>1196</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_arttext&amp;pid=S0034-77442018000301182&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_abstract&amp;pid=S0034-77442018000301182&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_pdf&amp;pid=S0034-77442018000301182&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen En el noroeste de Argentina, los bosques subtropicales de las Yungas son de gran importancia por la gran diversidad vegetal. Las abejas melíferas (A. mellifera) utilizan estos recursos para su alimentación y en consecuencia como un servicio ecosistémico a través de la apicultura. La caracterización de la flora polinífera de una región permite conocer la fuente de alimento y definir la importancia de las diferentes especies vegetales para el desarrollo y mantenimiento de las colonias. El objetivo del presente trabajo es identificar la flora polinífera utilizada por A. mellifera en el sector oeste de las Yungas en Jujuy (Argentina) a través de la caracterización de sus cargas corbiculares y analizar las variaciones a lo largo de la primavera y verano de dos periodos productivos consecutivos. Para ello, se analizaron 14 muestras tomadas mensualmente a la largo de los periodos setiembre 2011 a marzo 2012 y setiembre 2012 a marzo de 2013. Las muestras se obtuvieron a través de trampas caza polen en las entradas de las colmenas y tratadas en el laboratorio según las técnicas convencionales de melisopalinología con posterior acetólisis. Se identificaron un total de 46 tipos polínicos pertenecientes a 25 familias botánicas. Las más importantes de acuerdo a los valores de índice de importancia de familia son: Euphorbiaceae (35.54), Fabaceae (26.27), Asteraceae (20.77), Vitaceae (16.14) y Myrtaceae (9.13). Asimismo, los principales recursos poliníferos fueron Eucalyptus, Eupatorium, Mimosa, Parapiptadenia excelsa, Sebastiania, Viguiera, Zanthoxylum, tipo Cissus y representantes de las familias Cactaceae y Euphorbiaceae. Las variaciones del índice de amplitud de nicho trófico evidencian para la zona una selección de recursos florales, donde se destaca la utilización de especies nativas. La información generada en este estudio, aporta al conocimiento del recurso ofrecido por el bosque y las especies que son de importancia para la producción apícola. Además, de contribuir a potenciar la producción y comercialización de este producto a partir de su valor agregado, permitiendo a los apicultores un buen manejo de las colmenas.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract In Northwest Argentina, Yungas subtropical forests are very important because of their huge vegetal diversity. Honeybees (A. mellifera) use these resources to feed and therefore as an ecosystemic service through beekeeping. The characterization of pollen flora of a region allows getting to know the food source and defining the importance of different plant species for colonies development and maintenance. The aim of the present study is to identify the pollen flora used by A. mellifera in the Yungas Western area in Jujuy (Argentina) by means of their pollen loads characterization and to analyze the variations of two consecutive productive periods throughout spring and summer. To do this, 14 samples taken monthly were analyzed over the periods from September 2011 to March 2012 and September 2012 to March 2013. The samples were obtained from pollen traps at the entrances of the hives and were treated in the laboratory under conventional melisopalinology techniques with subsequent acetolysis. A total of 46 pollen types belonging to 25 botanical families were identified. The most important ones according to the family importance index are Euphorbiaceae (35.54), Fabaceae (26.27), Asteraceae (20.77), Vitaceae (16.14), Myrtaceae (9.13). Zanthoxylum, Sebastiania, Mimosa, Euphorbiaceae, Cactaceae, Parapiptadenia excelsa, Eupatorium, Cissus, Eucalyptus y Viguiera were identified as dominant resources. The variations of the breadth Index trophic niche show a floral resources selection for the area, where the use of native species stands out. The information produced in this study contributes to the knowledge of the resource offered by the forest and the species that are important for beekeeping production. Besides, it contributes to enhance the production and marketing of this product from its added value, allowing beekeepers a good management of hives. Rev. Biol. Trop. 66(3): 1182-1196. Epub 2018 September 01.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[polen]]></kwd>
<kwd lng="es"><![CDATA[Yungas]]></kwd>
<kwd lng="es"><![CDATA[palinología]]></kwd>
<kwd lng="es"><![CDATA[apicultura]]></kwd>
<kwd lng="es"><![CDATA[recurso trófico]]></kwd>
<kwd lng="es"><![CDATA[servicio ecosistémico]]></kwd>
<kwd lng="es"><![CDATA[abeja melífera]]></kwd>
<kwd lng="en"><![CDATA[pollen]]></kwd>
<kwd lng="en"><![CDATA[palynology]]></kwd>
<kwd lng="en"><![CDATA[rain forest]]></kwd>
<kwd lng="en"><![CDATA[beekeeping]]></kwd>
<kwd lng="en"><![CDATA[trophic resource]]></kwd>
<kwd lng="en"><![CDATA[honey bees]]></kwd>
<kwd lng="en"><![CDATA[ecosystem services]]></kwd>
</kwd-group>
</article-meta>
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